CAS 523-21-7

Sodium rhodizonate

Description:

Sodium rhodizonate, with the CAS number 523-21-7, is a chemical compound that serves primarily as a reagent in analytical chemistry, particularly for the detection of lead and other heavy metals. It is a sodium salt of rhodizonic acid and is characterized by its bright red color, which is indicative of its chromophoric properties. The compound is soluble in water and exhibits a strong affinity for metal ions, forming colored complexes that can be quantitatively analyzed. Sodium rhodizonate is often used in colorimetric assays due to its ability to produce distinct color changes upon interaction with specific metal ions. Additionally, it has applications in various fields, including forensic science for gunshot residue analysis. However, it is important to handle this compound with care, as it may pose health risks if ingested or inhaled, and appropriate safety measures should be observed during its use. Overall, sodium rhodizonate is a valuable tool in both laboratory and field settings for metal ion detection and analysis.

Formula: C₆H₂O₆·2Na

InChI: InChI=1S/C6H2O6.2Na/c7-1-2(8)4(10)6(12)5(11)3(1)9;;/h7-8H;;

InChI key: InChIKey=UYVDBJBSAPKNAN-UHFFFAOYSA-N

SMILES: O=C1C(=O)C(=O)C(O)=C(O)C1=O.[Na]

Synonyms:

• 1,2-Dihydroxy-3,4,5,6-tetraoxocyclohexene disodium salt
• 5-Cyclohexene-1,2,3,4-tetrone, 5,6-dihydroxy-, disodium salt
• 5-Cyclohexene-1,2,3,4-tetrone, 5,6-dihydroxy-, sodium salt (1:2)
• Disodium 3,4,5,6-Tetraoxocyclohex-1-En-1,2-Ylene Dioxide
• Disodium 3,4,5,6-Tetraoxocyclohex-1-Ene-1,2-Diolate
• Disodium rhodizonate
• Disodium rhodizonate (Na₂C₆O₆)
• Rhodizonic acid sodium salt
• Rhodizonic acid, disodium deriv.
• Sodium rhodizonate
• Sodium rhodizonate dibasic
• Sodium, [(3,4,5,6-tetraoxo-1-cyclohexen-1,2-ylene)dioxy]di-
• Sodium, [(3,4,5,6-tetraoxo-1-cyclohexene-1,2-diyl)bis(oxy)]di-

Disodium Rhodizonate

CAS: 523-21-7

Formula: C₆Na₂O₆

Purity: >90.0%(T)

Color and Shape: Yellow to Brown to Dark green powder to crystal

Molecular weight: 214.04

Ref: 3B-R0019

5-Cyclohexene-1,2,3,4-tetrone, 5,6-dihydroxy-, disodium salt

CAS: 523-21-7

Formula: C₆Na₂O₆

Purity: 95%

Color and Shape: Solid

Molecular weight: 214.0401

Ref: IN-DA00I9CR

3,4,5,6-Tetraoxocyclohexene-1,2-Diol Disodium Salt

CAS: 523-21-7

3,4,5,6-Tetraoxocyclohexene-1,2-Diol Disodium Salt

Purity: IND

Molecular weight: 214.04g/mol

Ref: 54-OR1010766

Rhodizonic acid sodium salt

CAS: 523-21-7

Formula: C₆Na₂O₆

Purity: ≥ 97.0%

Color and Shape: Dark green to dark blue-green powder

Molecular weight: 214.04

Ref: 7W-GT1736

Sodium rhodizonate dibasic

CAS: 523-21-7

Sodium rhodizonate dibasic is a chemical reagent that can be used as a nutrient or biochemical supplement in the laboratory. It is a white crystalline solid that reacts with water to form sodium hydroxide and hydrogen peroxide. Sodium rhodizonate dibasic is used to measure the concentration of picolinic acid, which is an intermediate in the citric acid cycle. This compound can also be used as a metal chelate for removal of heavy metals from wastewater or soil. The reaction mechanism for this compound has been studied using plasma mass spectrometry and solid phase microextraction techniques.

Formula: C₆Na₂O₆

Color and Shape: Brown Powder

Molecular weight: 214.04 g/mol

Ref: 3D-FS32360

Sodium 3,4,5,6-tetraoxocyclohex-1-ene-1,2-bis(olate)

CAS: 523-21-7

Formula: C₆Na₂O₆

Purity: 95%

Color and Shape: Solid

Molecular weight: 214.04

Ref: 10-F319860

Sodium Rhodizonate Dibasic extrapure AR, 99%

CAS: 523-21-7

Formula: C₆O₆Na₂

Purity: min. 99%

Color and Shape: A dark green to violet black, Crystalline compound

Molecular weight: 214.04

Ref: SR-19099